Safety signs

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Across
  1. 3. Symbol indicating the presence of laser hazards
  2. 5. Symbol indicating emergency eye wash station
  3. 6. Symbol for a substance that is an irritant
  4. 8. Symbol for a substance that is an oxidizer
  5. 9. Symbol indicating the presence of radiation
  6. 11. Symbol for a substance that is harmful if swallowed
  7. 13. Symbol for a substance that can cause burns or corrosion
Down
  1. 1. Symbol for a substance that can cause explosions
  2. 2. Symbol indicating a biohazard
  3. 4. Symbol for a flammable material
  4. 5. Symbol for a substance that is environmentally hazardous
  5. 7. Symbol for a substance that is toxic
  6. 10. Symbol for a substance that is under pressure
  7. 12. Symbol indicating that personal protective equipment is required